Home / 794,543.10-1,096,420.35-445,664.31

Finding the Fourth Proportional to 794,543.10, 1,096,420.35 and 445,664.31

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Solution

The fourth proportional to 794,543.10, 1,096,420.35 and 445,664.31 is: 614,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,543.10 : 1,096,420.35 = 445,664.31 : x
  2. Step 2: Convert to fraction form
    794,543.10/1,096,420.35 = 445,664.31/x
  3. Step 3: Cross multiply
    794,543.10x = 1,096,420.35 × 445,664.31
  4. Step 4: Simplify right side
    794,543.10x = 488,635,418,752.71
  5. Step 5: Solve for x
    x = 488,635,418,752.71/794,543.10
  6. Step 6: Final answer
    x = 614,989.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.